Napoleonka - kremówka cake - cream pie - puff pastry - whipped cream
For those who seek the secret knowledge, here are some stats
PHOTO TAKEN WITH:
MODEL: Canon EOS 5D Mark IV
APERTURE: f/5.6
LENS: 70 mm
EXPOSURE: 1/125 s
ISO: 100
Original size: 4459 x 6688 px